JPH09115241A - データ記録装置及び方法、データ再生装置及び方法、並びに記録媒体 - Google Patents

データ記録装置及び方法、データ再生装置及び方法、並びに記録媒体

Info

Publication number
JPH09115241A
JPH09115241A JP8105568A JP10556896A JPH09115241A JP H09115241 A JPH09115241 A JP H09115241A JP 8105568 A JP8105568 A JP 8105568A JP 10556896 A JP10556896 A JP 10556896A JP H09115241 A JPH09115241 A JP H09115241A
Authority
JP
Japan
Prior art keywords
information
data
medium
encrypted
recording
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP8105568A
Other languages
English (en)
Japanese (ja)
Inventor
Yoichiro Sako
曜一郎 佐古
Akira Kurihara
章 栗原
Yoshitomo Osawa
義知 大澤
Isao Kawashima
功 川嶋
Hideo Owa
英男 応和
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sony Corp
Original Assignee
Sony Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Sony Corp filed Critical Sony Corp
Priority to JP8105568A priority Critical patent/JPH09115241A/ja
Publication of JPH09115241A publication Critical patent/JPH09115241A/ja
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/10—Protecting distributed programs or content, e.g. vending or licensing of copyrighted material ; Digital rights management [DRM]
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/10—Protecting distributed programs or content, e.g. vending or licensing of copyrighted material ; Digital rights management [DRM]
    • G06F21/101—Protecting distributed programs or content, e.g. vending or licensing of copyrighted material ; Digital rights management [DRM] by binding digital rights to specific entities
    • G06F21/1011—Protecting distributed programs or content, e.g. vending or licensing of copyrighted material ; Digital rights management [DRM] by binding digital rights to specific entities to devices
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q20/00—Payment architectures, schemes or protocols
    • G06Q20/38—Payment protocols; Details thereof
    • G06Q20/382—Payment protocols; Details thereof insuring higher security of transaction
    • G06Q20/3829—Payment protocols; Details thereof insuring higher security of transaction involving key management
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
    • G—PHYSICS
    • G11—INFORMATION STORAGE
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    • G—PHYSICS
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    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
    • G11B20/00094—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which result in a restriction to authorised record carriers
    • G11B20/00115—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which result in a restriction to authorised record carriers wherein the record carrier stores a unique medium identifier
    • G—PHYSICS
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    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
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    • G11B20/00144—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which result in a restriction to contents recorded on or reproduced from a record carrier to authorised users involving a user identifier, e.g. a unique customer ID
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    • G11B20/00152—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which result in a restriction to contents recorded on or reproduced from a record carrier to authorised users involving a password
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    • G11B20/00224—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier the cryptographic key used for encryption and/or decryption of contents recorded on or reproduced from the record carrier being read from a specific source wherein the key is obtained from a remote server
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    • G11B20/0021—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier
    • G11B20/00217—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier the cryptographic key used for encryption and/or decryption of contents recorded on or reproduced from the record carrier being read from a specific source
    • G11B20/00246—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier the cryptographic key used for encryption and/or decryption of contents recorded on or reproduced from the record carrier being read from a specific source wherein the key is obtained from a local device, e.g. device key initially stored by the player or by the recorder
    • G—PHYSICS
    • G11—INFORMATION STORAGE
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    • G11B20/0021—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier
    • G11B20/00217—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier the cryptographic key used for encryption and/or decryption of contents recorded on or reproduced from the record carrier being read from a specific source
    • G11B20/00253—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier the cryptographic key used for encryption and/or decryption of contents recorded on or reproduced from the record carrier being read from a specific source wherein the key is stored on the record carrier
    • G11B20/00297—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier the cryptographic key used for encryption and/or decryption of contents recorded on or reproduced from the record carrier being read from a specific source wherein the key is stored on the record carrier the key being stored in a management area, e.g. the video manager [VMG] of a DVD
    • G11B20/00304—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier the cryptographic key used for encryption and/or decryption of contents recorded on or reproduced from the record carrier being read from a specific source wherein the key is stored on the record carrier the key being stored in a management area, e.g. the video manager [VMG] of a DVD the key being stored in the lead-in area [LIA]
    • G—PHYSICS
    • G11—INFORMATION STORAGE
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    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
    • G11B20/0021—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier
    • G11B20/00217—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier the cryptographic key used for encryption and/or decryption of contents recorded on or reproduced from the record carrier being read from a specific source
    • G11B20/00253—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier the cryptographic key used for encryption and/or decryption of contents recorded on or reproduced from the record carrier being read from a specific source wherein the key is stored on the record carrier
    • G11B20/00297—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier the cryptographic key used for encryption and/or decryption of contents recorded on or reproduced from the record carrier being read from a specific source wherein the key is stored on the record carrier the key being stored in a management area, e.g. the video manager [VMG] of a DVD
    • G11B20/00318—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier the cryptographic key used for encryption and/or decryption of contents recorded on or reproduced from the record carrier being read from a specific source wherein the key is stored on the record carrier the key being stored in a management area, e.g. the video manager [VMG] of a DVD the key being stored in the TOC
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
    • G11B20/0021—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier
    • G11B20/00217—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier the cryptographic key used for encryption and/or decryption of contents recorded on or reproduced from the record carrier being read from a specific source
    • G11B20/00253—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier the cryptographic key used for encryption and/or decryption of contents recorded on or reproduced from the record carrier being read from a specific source wherein the key is stored on the record carrier
    • G11B20/00347—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier the cryptographic key used for encryption and/or decryption of contents recorded on or reproduced from the record carrier being read from a specific source wherein the key is stored on the record carrier wherein the medium identifier is used as a key
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
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    • G11B20/00485—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier characterised by a specific kind of data which is encrypted and recorded on and/or reproduced from the record carrier
    • G11B20/00492—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier characterised by a specific kind of data which is encrypted and recorded on and/or reproduced from the record carrier wherein content or user data is encrypted
    • G—PHYSICS
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    • G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
    • G11B20/0021—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier
    • G11B20/00485—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier characterised by a specific kind of data which is encrypted and recorded on and/or reproduced from the record carrier
    • G11B20/00492—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier characterised by a specific kind of data which is encrypted and recorded on and/or reproduced from the record carrier wherein content or user data is encrypted
    • G11B20/00514—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier characterised by a specific kind of data which is encrypted and recorded on and/or reproduced from the record carrier wherein content or user data is encrypted wherein the entire content is encrypted with the same key, e.g. disc key or master key
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2211/00—Indexing scheme relating to details of data-processing equipment not covered by groups G06F3/00 - G06F13/00
    • G06F2211/007—Encryption, En-/decode, En-/decipher, En-/decypher, Scramble, (De-)compress

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Business, Economics & Management (AREA)
  • Theoretical Computer Science (AREA)
  • Software Systems (AREA)
  • Accounting & Taxation (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • General Business, Economics & Management (AREA)
  • Strategic Management (AREA)
  • Finance (AREA)
  • Power Engineering (AREA)
  • Technology Law (AREA)
  • Computer Hardware Design (AREA)
  • General Engineering & Computer Science (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Storage Device Security (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Management, Administration, Business Operations System, And Electronic Commerce (AREA)
  • Television Signal Processing For Recording (AREA)
  • Management Or Editing Of Information On Record Carriers (AREA)
JP8105568A 1995-06-30 1996-04-25 データ記録装置及び方法、データ再生装置及び方法、並びに記録媒体 Pending JPH09115241A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8105568A JPH09115241A (ja) 1995-06-30 1996-04-25 データ記録装置及び方法、データ再生装置及び方法、並びに記録媒体

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP16664495 1995-06-30
JP7-166644 1995-08-11
JP7-206085 1995-08-11
JP20608595 1995-08-11
JP8105568A JPH09115241A (ja) 1995-06-30 1996-04-25 データ記録装置及び方法、データ再生装置及び方法、並びに記録媒体

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2004174760A Division JP2004348957A (ja) 1995-06-30 2004-06-11 情報提供収集装置及び方法、情報収集装置及び方法、並びに情報提供装置及び方法

Publications (1)

Publication Number Publication Date
JPH09115241A true JPH09115241A (ja) 1997-05-02

Family

ID=26490936

Family Applications (5)

Application Number Title Priority Date Filing Date
JP8105568A Pending JPH09115241A (ja) 1995-06-30 1996-04-25 データ記録装置及び方法、データ再生装置及び方法、並びに記録媒体
JP2004174760A Pending JP2004348957A (ja) 1995-06-30 2004-06-11 情報提供収集装置及び方法、情報収集装置及び方法、並びに情報提供装置及び方法
JP2010140643A Pending JP2010259085A (ja) 1995-06-30 2010-06-21 情報通信システム、電子機器及び情報提供装置
JP2013001772A Pending JP2013138435A (ja) 1995-06-30 2013-01-09 再生方法、再生装置、及び記録媒体
JP2014035088A Pending JP2014146408A (ja) 1995-06-30 2014-02-26 再生方法、利用者端末装置、複製方法及び複製装置

Family Applications After (4)

Application Number Title Priority Date Filing Date
JP2004174760A Pending JP2004348957A (ja) 1995-06-30 2004-06-11 情報提供収集装置及び方法、情報収集装置及び方法、並びに情報提供装置及び方法
JP2010140643A Pending JP2010259085A (ja) 1995-06-30 2010-06-21 情報通信システム、電子機器及び情報提供装置
JP2013001772A Pending JP2013138435A (ja) 1995-06-30 2013-01-09 再生方法、再生装置、及び記録媒体
JP2014035088A Pending JP2014146408A (ja) 1995-06-30 2014-02-26 再生方法、利用者端末装置、複製方法及び複製装置

Country Status (5)

Country Link
US (9) US6134201A (ko)
EP (3) EP0923076B1 (ko)
JP (5) JPH09115241A (ko)
KR (1) KR100463929B1 (ko)
DE (3) DE69635069T2 (ko)

Cited By (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000207833A (ja) * 1999-01-14 2000-07-28 Sharp Corp 記録再生装置及び自動販売機
WO2001099333A1 (fr) * 2000-06-21 2001-12-27 Sony Corporation Dispositif de traitement d'informations et procede de traitement
JP2002099466A (ja) * 2000-07-17 2002-04-05 Sony Corp データ出力装置及び方法、データ入力装置及び方法、データ入出力装置及び方法、データ送信システム、データ受信システム並びに所有者識別情報付きコンテンツデータ
JP2002123427A (ja) * 2000-10-13 2002-04-26 Nec Soft Ltd コンピュータのアクセス制御システム
US6463539B1 (en) 1997-09-30 2002-10-08 Victor Company Of Japan, Ltd. Managing system for reproducing information composed of information recording medium, managing medium, and reproduction method and apparatus method therefor
WO2003017274A1 (en) * 2001-08-13 2003-02-27 Sony Corporation Optical disk recording and/or reproducing apparatus and its recording and/or reproducing method
WO2003038821A1 (fr) * 2001-10-31 2003-05-08 Sony Corporation Support d'enregistrement, procede et appareil d'enregistrement pour support d'enregistrement, et procede et appareil de lecture pour support d'enregistrement
WO2004072972A1 (ja) * 2003-02-12 2004-08-26 Sony Corporation データの記録再生方法，及び記録再生装置
WO2006019044A1 (ja) * 2004-08-18 2006-02-23 Pioneer Corporation 情報記録媒体、情報記録装置及び方法、情報再生装置及び方法、並びにコンピュータプログラム
KR100721390B1 (ko) * 1997-06-19 2007-05-23 코닌클리케 필립스 일렉트로닉스 엔.브이. 기록매체 상에 정보를 기록하는 방법 및 장치
US7321878B2 (en) * 1995-06-30 2008-01-22 Sony Corporation Method and apparatus for transmitting and receiving a decoding key encoded with specific information to decode encrypted information of a record medium
JP2008524692A (ja) * 2004-12-20 2008-07-10 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 保護されたポータブル記憶媒体の解除方法
JP2008192282A (ja) * 1998-07-22 2008-08-21 Matsushita Electric Ind Co Ltd ディジタルデ―タ記録装置及びその方法並びにそのプログラムを記録したコンピュ―タ読み取り可能な記録媒体
CN100426409C (zh) * 2004-09-10 2008-10-15 佳能株式会社 存储介质访问控制方法
JP2008293527A (ja) * 2008-07-22 2008-12-04 Toshiba Corp コンピュータシステムおよびコンテンツ保護方法
US7698733B2 (en) 2001-01-31 2010-04-13 Sony Computer Entertainment Inc. Computer system and usage method thereof
JP4710211B2 (ja) * 1999-08-20 2011-06-29 ソニー株式会社 情報記録装置、情報再生装置、情報記録再生装置、情報記録方法、情報再生方法、情報記録再生方法並びに記録媒体
JP4866863B2 (ja) * 2005-01-11 2012-02-01 エンキャップ エーエス セキュリティコード生成方法及びユーザ装置

Families Citing this family (49)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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US6134201A (en) 2000-10-17
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US20050177258A1 (en) 2005-08-11
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